Results 51 to 60 of about 299,829 (366)

Kisspeptin/Kisspeptin Receptor System in the Ovary

open access: yesFrontiers in Endocrinology, 2018
Kisspeptins are a family of neuropeptides that are critical for initiating puberty and regulating ovulation in sexually mature females via the central control of the hypothalamic–pituitary–gonadal axis.
Kai-Lun Hu   +4 more
doaj   +1 more source

Luteal-phase support in assisted reproductive technology: An ongoing challenge

open access: yesInternational Journal of Reproductive BioMedicine, 2021
It has been shown that in controlled ovarian hyper stimulation cycles, defective luteal phase is common. There are many protocols for improving pregnancy outcomes in women undergoing fresh and frozen in vitro fertilization cycles.
S. Dashti, M. Eftekhar
semanticscholar   +1 more source

New insights into the genic and metabolic characteristics of induced pluripotent stem cells from polycystic ovary syndrome women

open access: yesStem Cell Research & Therapy, 2018
Background Polycystic ovary syndrome (PCOS) is a common endocrine and metabolic disorder that affects female fertility. However, with the lack of a corresponding research model, the pathology mechanism of PCOS is poorly understood.
Zheying Min   +7 more
doaj   +1 more source

C/EBP-β and SIRT1 regulate IL-18 expression in the proliferative phase endometria of polycystic ovary syndrome patients

open access: yesGynecology and Obstetrics Clinical Medicine, 2021
Background: Previous studies have shown that polycystic ovary syndrome (PCOS) patients suffer from low-grade chronic inflammation. Furthermore, our previous studies have confirmed that IL-18 is highly expressed in the serum and endometria of PCOS ...
Xiaoyu Long   +5 more
doaj   +1 more source

Importance of Melatonin in Assisted Reproductive Technology and Ovarian Aging

open access: yesInternational Journal of Molecular Sciences, 2020
Melatonin is probably produced in all cells but is only secreted by the pineal gland. The pineal secretion of melatonin is determined by the light–dark cycle, and it is only released at night.
H. Tamura   +12 more
semanticscholar   +1 more source

Assisted reproductive technology in Japan: A summary report for 2019 by the Ethics Committee of the Japan Society of Obstetrics and Gynecology

open access: yesReproductive Medicine and Biology, 2021
The Japan Society of Obstetrics and Gynecology records online annual cycle‐based information for assisted reproductive technology (ART). This report presents the characteristics and treatment outcomes of ART cycles registered during 2019.
Y. Katagiri   +10 more
semanticscholar   +1 more source

Dual role for the unfolded protein response in the ovary: adaption and apoptosis

open access: yesProtein & Cell, 2016
The endoplasmic reticulum (ER) is the principal organelle responsible for several specific cellular functions including synthesis and folding of secretory or membrane proteins, lipid metabolism, and Ca2+ storage.
Ning Huang, Yang Yu, Jie Qiao
doaj   +1 more source

The demographics of assisted reproductive technology births in a Nordic country

open access: yesHuman Reproduction, 2020
STUDY QUESTION What are the socio-demographic characteristics of families in Norway who have children after assisted reproductive technology (ART), and have these characteristics changed over time?
A. Goisis   +4 more
semanticscholar   +1 more source

The prospect of artificial intelligence to personalize assisted reproductive technology

open access: yesnpj Digit. Medicine
Infertility affects 1-in-6 couples, with repeated intensive cycles of assisted reproductive technology (ART) required by many to achieve a desired live birth.
S. Hanassab   +9 more
semanticscholar   +1 more source

Effectiveness, safety, and practicality of intramuscular progesterone in restoring pregnancy outcomes during frozen embryo transfers

open access: yesFrontiers in Endocrinology
ObjectiveTo evaluate whether progesterone (P4) supplementation in patients with low serum progesterone levels after normal luteal phase support (LPS) improves pregnancy outcomes in women undergoing frozen embryo transfer (FET).MethodsA retrospective ...
Chien Ngoc Nguyen   +18 more
doaj   +1 more source

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